Corner protector



FIG. 1 is a front perspective view of my design for a corner protector;

FIG. 2 is a rear view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is an elevational left side view, the opposite side being a mirror image thereof; and,

FIG. 6 is a bottom plan view thereof. 

The ornamental design for a corner protector, as shown and described. 